发明名称 LIGHT EMITTING DEVICE AND DRIVING METHOD THEREOF
摘要 <P>PROBLEM TO BE SOLVED: To solve a problem wherein, in a driving method of applying a reverse bias voltage, capacitance occurs due to a stacked structure of a conductor, an insulator and a conductor or due to a structure of a TFT, and this capacitance prevents normal operation. <P>SOLUTION: The invention provides a pixel configuration including at least a driving transistor for driving a light emitting element and a switching transistor for controlling the driving transistor, wherein the switching transistor is turned on in the case of applying a forward bias voltage after applying a reverse bias voltage. As a result, the potential of the gate electrode of the driving transistor is prevented from changing. <P>COPYRIGHT: (C)2006,JPO&NCIPI
申请公布号 JP2006065308(A) 申请公布日期 2006.03.09
申请号 JP20050212016 申请日期 2005.07.22
申请人 SEMICONDUCTOR ENERGY LAB CO LTD 发明人 MIYAKE HIROYUKI;FUKUMOTO RYOTA;IWABUCHI TOMOYUKI
分类号 G09G3/30;G09G3/20;H01L51/50 主分类号 G09G3/30
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